The sandy deserts which occupy about 7.7% of total land area in China have been investigated and studied with great concern by Chinese scientific personnels ever sinee the founding of People's Eepublic of China in 1949. Major contributions of these research works are summarized in the following six areas:1. Source of parent materials of the desert sands and process of formation of the sandy dunes;2. Environmental changes during historical time;3. Chief characteristics of major Chinese sandy deserts;4. Sand control in farmlands;5. Sand control along railways;6. Better use of natural resources and the establishment of new oases.
